from flask import current_app as app,jsonify,make_response
from flask import Blueprint,request
# from db import db1
import os
from utils.myfile import myf
from xlrd import open_workbook
bp_company = Blueprint("company",__name__)

# 上传excel，并导入数据库
@bp_company.route('/upload',methods=['POST'])
def upload():
    # 获取文件
    file = request.files['file']
    newname = myf.rename(file.filename)
    # 上传文件
    file.save(os.path.join('./static/files/'+newname))
    # 打开文件读取
    # newname = '81df72d56ab44d1584d45946208efbeb.xlsx'
    name = '../static/files/'+newname
    bk = open_workbook(name,encoding='utf-8')
    sh = bk.sheets()[0]
    nrows = sh.nrows
    ncols = sh.ncols
    for i in range(1,nrows):
        row_date =sh.row_values(i)
        print(row_date[0])
        print(row_date[1])
    # for i in range(2,nrows):
    #     row_date =sh.row_values(i)
    #     for j in range(0,ncols):
    #         print(row_date[j])
    # return 'ok'
    
    # 封装数据写入数据库


# @bp_company.route("/test")
# def test():
#     str = "请求ip:"+request.remote_addr+',请求的url'+request.url+'错误信息'+'\n'
#     app.logger.error(str)
#     return "hello3254626"


from io import BytesIO
from xlrd import open_workbook
from urllib.parse import quote
import xlsxwriter
import datetime
import mimetypes

@bp_company.route('/download',methods=["GET","POST"])
def download():
     # 实例化二进制数据
    out = BytesIO()
    # 创建一个Excel实例
    workbook = xlsxwriter.Workbook(out)
    # 添加一个sheet，add_worksheet()，默认"Sheet1"，可自定义命名，add_worksheet("资产列表")
    table = workbook.add_worksheet()
    # table.write(行, 列, 字段名)
    # 行、列从 0 开始计数
    # 字段命名根据每个人使用情况而定，插入数据部分也是
    sql = "select * from test limit 0,10"
    res = db1.find_all(sql)
    table.write(0, 0, "编号")
    table.write(0, 1, "名称")
    num = 1
    for i in res:
        table.write(num, 0, i['id'])
        table.write(num1, 1, i['name'])
        num += 1
   
    workbook.close()
    filename = quote("资产列表_{}.xls".format(datetime.datetime.now().strftime("%Y%m%d%H%M%S")))
    file = make_response(out.getvalue())
    out.close()
    mime_type = mimetypes.guess_type('%s.xls' % filename)[0]
    file.headers['Content-Type'] = mime_type
    file.headers["Cache-Control"] = "no-cache"
    file.headers['Content-Disposition'] = "attachment; filename*=utf-8''{}".format(filename)
    return file